Watch bracelet attachment



FIG. 1 is a top view of my new and ornamental design for a watch bracelet attachment;

FIG. 2 is a bottom view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a front perspective view thereof.

The rectangular box area forms no part of the claimed design. 

The ornamental design for a watch bracelet attachment, as shown and described. 